Contemporary urban youth have long regarded love as fast food that can be used and thrown away at will. They come and go in a hurry, which surprised the older generation. Tong Xiaoqi (played by Luo Jin), a young Beijing man with a positive mind, and Li Wenyu (played by Jiao Junyan), a girl from Shanghai, met during a trip and experienced the test of life and death. They stole their household registration book to register for marriage just one month after knowing each other, which made Xiaoqi's mother Yuan Zeqiang (played by Yan Xuejing) angry. The young couple held a grand wedding despite their mother's opposition. Although the young couple is not very old, they have a lot of ghost ideas. They naturally know that this is only the first step of the Long March, and there are greater challenges waiting for them on the road to getting along with their parents. Fortunately, the ancestors left behind a book "Thirty-Six Strategies", and the young couple used all the thirty-six strategies in their dealings with Yuan Zeqiang. In the process of wrestling back and forth, they gradually approached their own happiness...